CN202205641U - High-speed switched high-voltage switch - Google Patents
High-speed switched high-voltage switch Download PDFInfo
- Publication number
- CN202205641U CN202205641U CN2011201966923U CN201120196692U CN202205641U CN 202205641 U CN202205641 U CN 202205641U CN 2011201966923 U CN2011201966923 U CN 2011201966923U CN 201120196692 U CN201120196692 U CN 201120196692U CN 202205641 U CN202205641 U CN 202205641U
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- lever
- auxiliary
- vacuum interrupter
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Abstract
The utility model discloses a high-speed switched high-voltage switch. The high-voltage switch comprises a main power supply wiring terminal, an auxiliary power supply wiring terminal, a wire outlet terminal, a switch operating mechanism, a main vacuum arc extinguish chamber electrically connected with the main power supply wiring terminal, a main tripping mechanism used for driving a dynamic contact in the main vacuum arc extinguish chamber to move, an auxiliary vacuum arc extinguish chamber electrically connected with the auxiliary power supply wiring terminal, and an auxiliary tripping mechanism used for driving a dynamic contact in the auxiliary vacuum arc extinguish chamber to move; the switch operating mechanism comprises a driving mechanism provided with a driving arm, a lever, and an interlocking mechanism used for synchronously driving the main tripping mechanism and the auxiliary tripping mechanism to carry out tripping; the driving arm in the driving mechanism is rotationally connected with one end of the lever, and the other end of the lever is connected with the interlocking mechanism. The utility model takes a short time to switch double power supplies, almost realizing time-difference-free switching.
Description
Technical field
The utility model belongs to high-voltage dual power construction of switch design field, is specifically related to a kind of quick switching high-voltage switch gear.
Background technology
At present, in order to improve the reliability of power supply, a large amount of dual power supply circuits (two supply line generally is a circuit on power system, and from reserve line) that adopt in the electric power system are when a line power breaks down, by another line powering.Need by control device, indoor will the employing is no less than two high-tension switch cabinets for this reason, and the open air is no less than high-voltage switch gear on two important actors, could realize selecting the requirement of supply line.This control mode has not only increased user's equipment and operating cost, but also the accident of power supply hidden danger that lies dormant.High-voltage switch gear on two and the above high-tension switch cabinet/post is difficult to realize the mechanical chain between the high-voltage switch gear on high-tension switch cabinet/post.It is generally acknowledged that the electrical interlocks that control device is only arranged is insecure,, will lead to major accident in case duplicate supply feed simultaneously all might appear in control device fault or operations staff's misoperation.
One Chinese patent application 200610154471.3 discloses a kind of outdoor high voltage double power source vacuum breaker; This kind vacuum circuit-breaker installs the high-voltage dual power conversion equipment that a chain double-throw disconnecting switch is formed additional on vacuum circuit-breaker; Though this kind mode has realized having electrical interlocks and mechanical chain when high-voltage dual power automaticallyes switch, reduced the two-way high pressure possibility of feed simultaneously, be present more satisfactory high-voltage dual power switching device shifter; But also there is drawback; The isolating switch of its double-throw is directly exposed in the external environment, along with number of times that uses and the increase of time, and the continuous oxidation of contact surface meeting; Cause contact resistance to increase conductive capability and reduce, contact heating easily such as burns out at shortcoming.In addition; The concrete handover operation process of this kind double power source vacuum breaker is: break off the sound conductive contact in the vacuum interrupter earlier, and then utilize double-throw disconnecting switch to carry out the duplicate supply switching, so switching time is longer; Generally need more than 10 seconds; So long interruption duration, will cause electrical equipment to restart could move, and seriously reduces operating efficiency.
The utility model content
The purpose of the utility model provides a kind of a kind of quick switching high-voltage switch gear that required time is short, be bordering on no time difference switching that switches.
The technical scheme that realizes the utility model purpose is: a kind of quick switching high-voltage switch gear comprises main power source binding post, auxiliary power binding post, outlet column, handover operation mechanism, the main vacuum interrupter that is electrically connected with the main power source binding post, is used for driving main tripping mechanism, the secondary vacuum vacuum interrupter that is electrically connected with the auxiliary power binding post that main vacuum interrupter moving contact moves and is used for driving the secondary tripping mechanism that secondary vacuum interrupter moving contact moves; Said handover operation mechanism comprises that driving mechanism, lever and with actuating arm are used for driving synchronously the thread off interlocking gear of action of main tripping mechanism and secondary tripping mechanism; One end of actuating arm in the said driving mechanism and lever is rotationally connected, and the other end of said lever links to each other with interlocking gear.
In the such scheme, said main tripping mechanism comprises main shaft and is arranged on the main transmission connecting lever on the main shaft, and said main transmission connecting lever links to each other with moving contact in the main vacuum interrupter; Said secondary tripping mechanism comprises auxiliary spindle and is arranged on the auxiliary driving connecting lever on the auxiliary spindle, and said auxiliary driving connecting lever links to each other with moving contact in the secondary vacuum interrupter; Said interlocking gear comprises that two ends rotate the drive link that connecting lever links to each other with said main transmission connecting lever with secondary respectively, and the other end of said lever and the middle part of drive link are rotationally connected.
In the such scheme, said main vacuum interrupter and secondary vacuum interrupter are separately positioned on the two side ends of housing, and are height such as level and are symmetrical set; Said lever is arranged in the middle of main shaft and the auxiliary spindle.
In the such scheme, said outlet column is arranged on the shell bottom wall.
The utlity model has following good effect: (1) the utility model is through being provided with the main vacuum interrupter that is used for the break-make main power source, being used for driving main tripping mechanism, the secondary vacuum interrupter that is used for the break-make auxiliary power that main vacuum interrupter moving contact moves, being used to drive secondary tripping mechanism, interlocking gear and the driving mechanism that secondary vacuum interrupter moving contact moves in same housing; Said driving mechanism drives synchronously the action of threading off of main tripping mechanism and secondary tripping mechanism through interlocking gear; Can be in the main power source break-make; Utilize interlocking gear that auxiliary power is carried out break-make, its interruption duration is substantially equal to the operate time of tripping mechanism, tens of approximately milliseconds; Compare with tens of seconds interruption duration traditionally; Can guarantee that most of electrical equipment need not restart could work, and what effectively guaranteed to produce carries out continuously, has huge economic benefit.
(2) the utility model structure is comparatively simplified compactness, fully dwindles the installing space that integral body takies, and reduces manufacturing cost; This in addition structure is the effective reliability and stability of safety action also.
Description of drawings
For the content that makes the utility model is more clearly understood,, the utility model is done further detailed explanation, wherein below according to the utility model effect and combine accompanying drawing
Fig. 1 is a kind of structural representation of the utility model.
Be labeled as shown in the accompanying drawing: main power source binding post 1, auxiliary power binding post 2, outlet column 3, handover operation mechanism 4, driving mechanism 41; Actuating arm 411, lever 42, interlocking gear 43, drive link 431; Main vacuum interrupter 5, main tripping mechanism 6, main shaft 61, main transmission connecting lever 62; Secondary vacuum vacuum interrupter 7, secondary tripping mechanism 8, auxiliary spindle 81, auxiliary driving connecting lever 82.
Embodiment
(embodiment 1, fast switch high-voltage switch gear)
Fig. 1 is a kind of structural representation of the utility model, has shown a kind of embodiment of the utility model.
Present embodiment is a kind of quick switching high-voltage switch gear; See Fig. 1, comprise main power source binding post 1, auxiliary power binding post 2, outlet column 3, handover operation mechanism 4, the main vacuum interrupter 5 that is electrically connected with main power source binding post 1, be used for driving main tripping mechanism 6, the secondary vacuum vacuum interrupter 7 that is electrically connected with auxiliary power binding post 2 that main vacuum interrupter 5 moving contacts move and be used for driving the secondary tripping mechanism 8 that secondary vacuum interrupter moving contact moves; Said handover operation mechanism 4 comprises that driving mechanism 41, lever 42 and with actuating arm 411 are used for driving synchronously the thread off interlocking gear 43 of action of main tripping mechanism 6 and secondary tripping mechanism 8; Actuating arm 411 in the said driving mechanism 41 is rotationally connected with an end of lever 42, and the other end of said lever 42 links to each other with interlocking gear 43.
Said main tripping mechanism 6 comprises main shaft 61 and is arranged on the main transmission connecting lever 62 on the main shaft 61, and said main transmission connecting lever 62 links to each other with moving contact in the main vacuum interrupter 5; Said secondary tripping mechanism 8 comprises auxiliary spindle 81 and is arranged on the auxiliary driving connecting lever 82 on the auxiliary spindle 81, and said auxiliary driving connecting lever 82 links to each other with moving contact in the secondary vacuum interrupter; Said interlocking gear 43 comprises that two ends rotate the drive link 431 that connecting lever links to each other with said main transmission connecting lever 62 with secondary respectively, and the middle part of the other end of said lever 42 and drive link 431 is rotationally connected.
Said main vacuum interrupter 5 is separately positioned on the two side ends of housing with secondary vacuum interrupter, and is height such as level and is symmetrical set; It is middle with auxiliary spindle 81 that said lever 42 is arranged on main shaft 61.
Said outlet column 3 is arranged on the shell bottom wall.
(application examples 1, high voltage source fast switch over method)
Should use-case be the method for work of the foregoing description 1; See shown in Figure 1, through in same housing, being provided with the main vacuum interrupter 5 that is used for the break-make main power source, being used for driving main tripping mechanism 6, the secondary vacuum interrupter that is used for the break-make auxiliary power that main vacuum interrupter 5 moving contacts move, being used to drive secondary tripping mechanism 8, interlocking gear 43 and the driving mechanism 41 that secondary vacuum interrupter moving contact moves; Said main vacuum interrupter 5 is on the same straight line with secondary vacuum interrupter and is symmetrical set each other, and said main tripping mechanism 6 also is symmetrical set with secondary tripping mechanism 8 each other; Said driving mechanism 41 drives interlocking gear 43 through a leverage and drives the action of threading off of main tripping mechanisms 6 and secondary tripping mechanism 8 synchronously.
To sum up, embodiment 1 has following technique effect:
(1) can be in the main power source break-make; Utilize interlocking gear that auxiliary power is carried out break-make, its interruption duration is substantially equal to the operate time of tripping mechanism, tens of approximately milliseconds; Compare with tens of seconds interruption duration traditionally; Can guarantee that most of electrical equipment need not restart could work, and what effectively guaranteed to produce carries out continuously, has huge economic benefit.
(2) structure is comparatively simplified compactness, fully dwindles the installing space that integral body takies, and reduces manufacturing cost; This in addition structure is the effective reliability and stability of safety action also.
Obviously; The foregoing description only be for explain clearly that the utility model does for example; And be not to be the qualification to the execution mode of the utility model; For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change, and conspicuous variation that these spirit that belong to the utility model are extended out or change are in still among the protection range of the utility model.
Claims (4)
1. one kind switches high-voltage switch gear fast, comprises main power source binding post (1), auxiliary power binding post (2), outlet column (3) and handover operation mechanism (4); It is characterized in that: also comprise the main vacuum interrupter (5) that is electrically connected with main power source binding post (1), be used for driving main tripping mechanism (6), the secondary vacuum vacuum interrupter (7) that is electrically connected with auxiliary power binding post (2) that main vacuum interrupter (5) moving contact moves and be used for driving the secondary tripping mechanism (8) that secondary vacuum interrupter moving contact moves;
Said handover operation mechanism (4) comprises that have actuating arm driving mechanism (41), the lever (42) and of (411) is used for driving synchronously the thread off interlocking gear (43) of action of main tripping mechanism (6) and secondary tripping mechanism (8); Actuating arm (411) in the said driving mechanism (41) is rotationally connected with an end of lever (42), and the other end of said lever (42) links to each other with interlocking gear (43).
2. quick switching high-voltage switch gear according to claim 1; It is characterized in that: said main tripping mechanism (6) comprises main shaft (61) and is arranged on the main transmission connecting lever (62) on the main shaft (61), and said main transmission connecting lever (62) links to each other with moving contact in the main vacuum interrupter (5); Said secondary tripping mechanism (8) comprises auxiliary spindle (81) and is arranged on the auxiliary driving connecting lever (82) on the auxiliary spindle (81), and said auxiliary driving connecting lever (82) links to each other with moving contact in the secondary vacuum interrupter; Said interlocking gear (43) comprises that two ends rotate the drive link (431) that connecting lever links to each other with said main transmission connecting lever (62) with secondary respectively, and the middle part of the other end of said lever (42) and drive link (431) is rotationally connected.
3. quick switching high-voltage switch gear according to claim 2 is characterized in that: said main vacuum interrupter (5) and secondary vacuum interrupter are separately positioned on the two side ends of housing, and are height such as level and are symmetrical set; Said lever (42) is arranged in the middle of main shaft (61) and the auxiliary spindle (81).
4. quick switching high-voltage switch gear according to claim 2 is characterized in that: said outlet column (3) is arranged on the shell bottom wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201966923U CN202205641U (en) | 2011-06-13 | 2011-06-13 | High-speed switched high-voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201966923U CN202205641U (en) | 2011-06-13 | 2011-06-13 | High-speed switched high-voltage switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202205641U true CN202205641U (en) | 2012-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201966923U Expired - Fee Related CN202205641U (en) | 2011-06-13 | 2011-06-13 | High-speed switched high-voltage switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202205641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254732A (en) * | 2011-06-13 | 2011-11-23 | 苏肄鹏 | High-voltage power supply quick switching method and quick switching high-voltage switch |
-
2011
- 2011-06-13 CN CN2011201966923U patent/CN202205641U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102254732A (en) * | 2011-06-13 | 2011-11-23 | 苏肄鹏 | High-voltage power supply quick switching method and quick switching high-voltage switch |
| CN102254732B (en) * | 2011-06-13 | 2015-10-07 | 国网山东省电力公司滨州供电公司 | High voltage source fast switch over method and high-speed switched high-voltage switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Bai Shi Zhen Dong Jia Cun of Yueqing City, Zhejiang province 325600 Patentee after: Su Yipeng Address before: Longwan District of Wenzhou city in Zhejiang province is 325024 two community group 3, Room 302 Patentee before: Su Yipeng |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120425 Termination date: 20140613 |
|
| EXPY | Termination of patent right or utility model |